<template>
  <div class="login">
    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">后台管理系统</h3>
      <el-form-item prop="username">
        <!-- <div class="login-logo">
          <img src="../assets/images/loginLogo.png" alt="" />
        </div> -->
        <el-input v-model="loginForm.username" type="text" size="large" auto-complete="off" placeholder="账号">
          <template #prefix>
            <svg-icon icon-class="user" class="el-input__icon input-icon" />
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input v-model="loginForm.password" type="password" size="large" auto-complete="off" placeholder="密码" @keyup.enter="handleLogin">
          <template #prefix>
            <svg-icon icon-class="password" class="el-input__icon input-icon" />
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="code" v-if="captchaEnabled">
        <el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 63%" @keyup.enter="handleLogin">
          <template #prefix>
            <svg-icon icon-class="validCode" class="el-input__icon input-icon" />
          </template>
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img" />
        </div>
      </el-form-item>
      <el-checkbox v-model="loginForm.rememberMe" style="margin: 0px 0px 25px 0px">记住密码</el-checkbox>
      <el-form-item style="width: 100%">
        <el-button :loading="loading" size="large" type="primary" style="width: 100%" @click.prevent="handleLogin">
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
        <div style="float: right" v-if="register">
          <router-link class="link-type" :to="'/register'">立即注册</router-link>
        </div>
      </el-form-item>
    </el-form>
  </div>
</template>

<script setup>
import { getCodeImg } from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from "@/utils/jsencrypt";
import useUserStore from "@/store/modules/user";
import { useDark } from "@vueuse/core";

const userStore = useUserStore();
const router = useRouter();
const { proxy } = getCurrentInstance();

const loginForm = ref({
  username: "admin",
  password: "admin123",
  companyId: "1",
  rememberMe: false,
  code: "",
  uuid: "",
});

const loginRules = {
  username: [{ required: true, trigger: "blur", message: "请输入您的账号" }],
  password: [{ required: true, trigger: "blur", message: "请输入您的密码" }],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }],
};

const codeUrl = ref("");
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(false);
// 注册开关
const register = ref(true);
const redirect = ref(undefined);

function handleLogin() {
  proxy.$refs.loginRef.validate((valid) => {
    if (valid) {
      loading.value = true;
      // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        Cookies.set("username", loginForm.value.username, { expires: 30 });
        Cookies.set("password", encrypt(loginForm.value.password), {
          expires: 30,
        });
        Cookies.set("rememberMe", loginForm.value.rememberMe, {
          expires: 30,
        });
      } else {
        // 否则移除
        Cookies.remove("username");
        Cookies.remove("password");
        Cookies.remove("rememberMe");
      }
      // 调用action的登录方法
      userStore
        .login(loginForm.value)
        .then(() => {
          router.push({ path: redirect.value || "/" });
        })
        .catch(() => {
          loading.value = false;
          // 重新获取验证码
          if (captchaEnabled.value) {
            getCode();
          }
        });
    }
  });
}

function getCode() {
  getCodeImg().then((res) => {
    captchaEnabled.value = res.data.captchaEnabled;
    register.value = res.data.registerEnabled;
    if (captchaEnabled.value) {
      codeUrl.value = res.data.img;
      loginForm.value.uuid = res.data.uuid;
    }
  });
}

function getCookie() {
  const username = Cookies.get("username");
  const password = Cookies.get("password");
  const rememberMe = Cookies.get("rememberMe");
  loginForm.value = {
    username: username === undefined ? loginForm.value.username : username,
    password: password === undefined ? loginForm.value.password : decrypt(password),
    rememberMe: rememberMe === undefined ? false : Boolean(rememberMe),
    companyId: "1",
  };
}

if (captchaEnabled.value) {
  getCode();
}
getCookie();
</script>

<style lang="scss" scoped>
.records {
  margin: 0;
  padding: 0;
  height: 40px;
  width: 100%;
  position: fixed;
  bottom: 0;
  display: flex;
  list-style-type: none;
  justify-content: center;

  li {
    line-height: 40px;
    font-size: 14px;
    font-weight: 300;
    color: #000;
    margin: 0 25px;
    //margin-right: 50px;
    a {
      color: #000;
      text-decoration: none;
    }
    img {
      vertical-align: middle;
      margin: -5px 0 0 5px;
      width: 18px;
    }
  }
}
.login-logo {
  position: absolute;
  top: -211px;
  left: -24px;
}

.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("../assets/images/bg.png");
  background-size: cover;
  .dark & {
    background-image: url("../assets/images/bg-dark.png");
  }
}

.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
  .dark & {
    color: var(--el-text-color);
  }
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;
  box-shadow: 0px 0px 10px 6px rgba(0, 0, 0, 0.1);
  .dark & {
    // background-color: var(--el-bg-color);
    background-color: #3f3f3f;
    color: var(--el-text-color);
    // color: #ffffff;
    border-color: var(--el-border-color);
  }
  .el-input {
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}

.login-code-img {
  height: 40px;
  padding-left: 12px;
}
$font-size: 22px;
$bg-color: #d1d0d0;
.custom-font {
  font-size: $font-size;
  color: $bg-color;
  .custom-width {
    width: 20%;
  }
}
// @import "../assets/styles/ruoyi.scss";
@mixin important-text {
  color: red;
  font-size: 25px;
  font-weight: bold;
  border: 1px solid blue;
}
@mixin bordered($color: blue, $width: 1px) {
  border: $width solid $color;
}
.custom_selector {
  font-size: 33px;
}
.custom-text {
  @extend .custom_selector;
  @include important-text();
  @include bordered(#15e0cf, 2px);
  background-color: green;
}
</style>
